– 15 –
CD-BP1200W/1250W
Figure 15 BLOCK DIAGRAM (1/3)
CNP12
CNP11
Q2
+3.3V
+5V
CONT5
CONT2
CONT3
CONT4
CONT7
CONT6
SLD0
SPD0
FD0
TD0
+5V
TO DISPLAY SECTION
CLAMP SW
CDINT
WRQ
CE
DO
CLK
DI
CD RES
GND
DRF
CNS4
BI4
CNP4
M2
SLED
MOTOR
M1
SPINDLE
MOTOR
M
M
TRACKING COIL
FOCUS COIL
PICKUP UNIT
TE
FE
RFEV
HFL
VVDD
ADAVDD
VDD
LVDD
RVDD
XVDD
VDD5V
RFEV
FE-
FE
TE-
TE
HFL
+3.3V
CONSTANT
VOLTAGE
+5V
Q1
Q3
LASER
DRIVER
LDD
PD
VCC3
VCC2
VCC4
VCC1
TIN2
TIN1
FIN2
FIN1
IC3
M63001FP
FOCUS/TRACKING/
SPIN/SLED DRIVER
IC1
LA9235M
SERVO AMP.
TO MAIN SECTION
(TO IC601)
R-CH
L-CH
AGND
DGND
+5V(+B3)
RCHO
RVSS
LVSS
LCHO
IC2
LC78641E
SERVO/SIGNAL
CONTROL
-
+
M
SW1
OPEN/
CLOSE
XL1
16.9344MHz
6
5
4
3
3
2
5
4
1
1
2
3
4
7
8
2
1
7
8
9
10
1
2
4
3
5
SW2
CLAMP
SW3
DISC
NUMBER
M3
T/T
UP/DOWN
MOTOR
6
1
2
4
3
5
6
1
2
4
3
5
6
75
76
45
46
47
48
32 31
30
65
66
67
68
69
70
71
72
CE
CL
DI
DO
INT
WRQ
RES
DEF
52
51
XOUT
XIN
73
5 18 36 44 49 50
7
14
15 16
23
24
25
26
33
3
13
19
40
64
74
17
18
19
20
21
22
30
23
11
9
1
4
5
6
7
15
16
26
27
2
17
25
41
42
38
39
35
29
22
21
14
8
40
18
24
23
28
SW4
PICKUP IN
+3.3V
Содержание CD-BP1200W
Страница 46: ...CD BP1200W 1250W 46 M E M O ...
Страница 58: ...CD BP1200W 1250W 11 M E M O ...
Страница 59: ...CD BP1200W 1250W 12 M E M O ...